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Incremental Backup for Ubuntu

The command : tar -cvfz -X excludeList -g 20150407.snar 20150407-full.tar.gz ~ tar-cvfz – creates all the files. -X excludeList – creates a folder where one can exclude the files that need not be backed up. -g .snar – this is the command...

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Calculating ESL of a Capacitor

Impedance of Various 100μF Capacitors : The figure tells us that the impedance of a capacitor will decrease monotonically as frequency is increased. In actual practice, the ESR causes the impedance plot to flatten out. As we continue up in frequency, the...

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CIRCUIT ANALYSIS

CIRCUIT ANALYSIS: Lets analysis the following circuit. This circuit consist of two nodes named as v1 & v2 Consider the input voltage is vin . Lets say the current ‘i’ is passing through the node v2 . Then the voltage at the...

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Circuit Analysis

  Assume a current ‘i’ flows in a particular direction. The voltages at the nodes have been named as vin, v1,v2 At node v2 : At node v1 : Through SL1 : At vin : v1 and v2 in terms of vin...

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Circuit Analysis

Circuit Analysis pdf let us take the above circuit into consideration, with three nodes namely: and i is the current passing through them. 1. Considering node v2 : 2. Now at node v1 : 3. To determine vin : 4. The current i...

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Stewardship for New Emergence

To me, workshop simply means learning new technologies and technical tools (as I only attended technical workshops) . Stewardship for a New Emergence (by Monica Sharma) was totally new for me & gave different experience. Sometimes, I failed to listen others due to some background...

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Powering up an LED

PoweringUpLED pdf Powering up an LED ledcalc.com ; A useful tool to determine the value of resistors to be used in the circuit. V = I × R (Ohm’s law) supply voltage = 5V resistor used = 2 x 33ohm resistor connected in parallel = 16.5 ohm...

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Speede V.2

SpeeDe V.1 -pdf upgraded features ; – 12 v battery – improved LDR sensitivity changes made ; – 12 v battery On Speede v.1 we used 2x 9v batteries, one for driving the arduino board and another for powering the laser. This...

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Demonstration of Fourier Series using Python Code

FOURIER SERIES: In mathematics, a Fourier series is a way to represent a wave-like function as the sum of simple sine waves. More formally, it decomposes any periodic function or periodic signal into the sum of a set of simple oscillating functions,...

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Capacitor

Capacitor pdf Capacitor Information A capacitor (originally known as a condenser) is a passive two-terminal electrical component used to store energy electro statically in an electric field. The forms of practical capacitors vary widely, but all contain at least two electrical conductors (plates)...

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